From: tsd@tsdye.com (Thomas S. Dye)
To: Eric Luo <eric.wenbl@gmail.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: was this intentional with the default header ":results value"
Date: Sat, 14 Jul 2012 17:54:09 -1000 [thread overview]
Message-ID: <m1mx31adcu.fsf@tsdye.com> (raw)
In-Reply-To: <m1r4sdaeb0.fsf@tsdye.com> (Thomas S. Dye's message of "Sat, 14 Jul 2012 17:33:39 -1000")
Or, fiddling a bit more.
#+name: luo
#+BEGIN_SRC R :results output raw
library(ascii)
df <- data.frame(c1="123456789123456789000",c2=2)
df$c1 <- as.vector(df$c1)
print(ascii(df,digits=c(0,0),include.rownames=F),type="org")
#+END_SRC
#+RESULTS: luo
| c1 | c2 |
|-----------------------+----|
| 123456789123456789000 | 2 |
tsd@tsdye.com (Thomas S. Dye) writes:
> Hi Eric,
>
> I don't know any way to do this in Org-mode. Here is a workaround in R
> that might do what you want.
>
> #+name: luo
> #+BEGIN_SRC R :results output org
> library(ascii)
> df <- data.frame(c1="123456789123456789000",c2=2)
> df$c1 <- as.vector(df$c1)
> print(ascii(df),type="org")
> #+END_SRC
>
> #+RESULTS: luo
> #+BEGIN_ORG
> | | c1 | c2 |
> |---+-----------------------+------|
> | 1 | 123456789123456789000 | 2.00 |
> #+END_ORG
>
> All the best,
> Tom
>
> Eric Luo <eric.wenbl@gmail.com> writes:
>
>> tsd@tsdye.com (Thomas S. Dye) writes:
>>
>> Thanks, it's clear to me with the difference between "value" and
>> "output" now.
>>
>> whether there is a way to tell emacs-lisp that "123456789123456789" is a
>> string rather than a number.
>>
>> emacs-lisp handles the output as expected if the c1 has any character
>> other than numbers as the following.
>> ,----
>> | #+BEGIN_SRC R
>> | df <- data.frame(c1="c123456789123456789",c2=2)
>> | df$c1 <- as.vector(df$c1)
>> | df
>> | #+END_SRC
>> |
>> | #+RESULTS:
>> | | c123456789123456789 | 2 |
>> |
>> `----
>>
>>> Aloha Eric,
>>>
>>> Eric Luo <eric.wenbl@gmail.com> writes:
>>>
>>>> Hi,
>>>> Why in the following code block, c1 was printed as scientific notation
>>>> rather then characters.
>>>> ,----
>>>> |
>>>> | #+BEGIN_SRC R :results value
>>>> | df <- data.frame(c1="123456789123456789",c2=2)
>>>> | #+END_SRC
>>>> |
>>>> | #+RESULTS:
>>>> | | 1.2345678912345678e+17 | 2 |
>>>> `----
>>>
>>> With :results value the results are passed from the source language into
>>> emacs-lisp and then displayed in the buffer. So, the representation of
>>> things like very large numbers depends on how that was done in
>>> emacs-lisp, independent of the source language conventions. In this
>>> case, I suspect the number was written with a formatting string and ‘%g’
>>> which uses scientific notation if that is a shorter representation.
>>>
>>>
>>>> But if the header :results output, the result was expected.
>>>> ,----
>>>> |
>>>> | #+BEGIN_SRC R :results output
>>>> | df <- data.frame(c1="123456789123456789",c2=2)
>>>> | df
>>>> | #+END_SRC
>>>> |
>>>> | #+RESULTS:
>>>> | : c1 c2
>>>> | : 1 123456789123456789 2
>>>> `----
>>>>
>>>
>>> With :results output the results aren't translated into emacs-lisp.
>>> Instead, the output from the source language is collected and displayed
>>> in the buffer. Thus, the output conventions of the source language are
>>> respected.
>>>
>>> hth,
>>
>>
>>
--
Thomas S. Dye
http://www.tsdye.com
next prev parent reply other threads:[~2012-07-15 3:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 14:24 was this intentional with the default header ":results value" Eric Luo
2012-07-14 16:44 ` Thomas S. Dye
2012-07-15 1:00 ` Eric Luo
2012-07-15 3:33 ` Thomas S. Dye
2012-07-15 3:54 ` Thomas S. Dye [this message]
2012-07-15 9:18 ` Eric Luo
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